Patents by Inventor Erwin Vincent Penaverde

Erwin Vincent Penaverde has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Publication number: 20170115600
    Abstract: A toner cartridge includes a hopper section for storing toner. The hopper section defines a toner opening for dispensing toner during print operations, and at least partially defines a laser port. A developer roller is rotatably supported by the hopper section, and a doctor blade engages the developer roller. A toner seal includes a seal portion positioned between the developer roller and the toner opening, and a pull portion extending from the seal portion and through the laser port to facilitate removal of at least a portion of the toner seal from the toner cartridge by pulling the pull portion to pull at least the portion of the toner seal through the laser port.
    Type: Application
    Filed: October 20, 2016
    Publication date: April 27, 2017
    Inventors: Robert M. Westbrook, Erwin Vincent Penaverde